Welcome to our practice test for Medical Laboratory Certification Exams like ASCP and AMT for MLT, CLS and MLS. Test includes General Laboratory, Hematology, Clinical Chemistry, Urinalysis & Body Fluids, Blood Banking & Immunohematology, Serology & Immunology and Microbiology. You have 60 minutes to answer 100 test questions. Good luck!
#1. What is the expected cortisol level of patients with Cushing’s when subjected to Dexamethasone suppression test
#2. This type of chromatography involves aqueous or organic solutions pumped through columns under high pressure, which allows high resolution with fast and accurate quantitation
#3. Crossmatch results at the antiglobulin phase were negative. When 1 drop of check cells was added, no agglutination was seen. The most likely explanation is that the
#4. Complete cessation of urine production
#5. Which anion has a significant effect on blood pH levels?
#6. The following observations are part of routine semen analysis except
#7. Which mineral significantly affects the function and activation of alkaline phosphatase?
#8. Which trophozoite is suspected if ingested red cells are seen on a saline wet prep?
#9. Antibodies composed of IgG immunoglobulin
#10. Determine the acid-base balance: pH = 7.26, pCO2 = 58, HCO3 = 23
#11. What cofactor do AST and ALT use?
#12. A clinical laboratorian’s first response to a formalin spill in the laboratory is to
#13. Which class of fire extinguishers is used for electrical fires?
#14. HLA antigen typing is important in screening for
#15. Which of the following is associated with severe hemolytic episodes?
#16. A patient received about 15 ml of compatible blood and developed severe shock, but no fever. If the patient needs another transfusion, which RBC component should be given?
#17. Post transfusion anaphylactic reactions occur most often in patients with
#18. Which of the following tests is most commonly used to detect antibodies attached to a patient’s red cells in vivo?
#19. Type of megaloblastic anemia caused by a deficiency of vitamin B12 that is directly linked to absence of intrinsic factor
#20. Why is alkaline phosphatase elevated among teenagers?
#21. What is the causative agent of Streptococcal pharyngitis?
#22. All systematic actions necessary to provide adequate confidence that laboratory services will satisfy given medical needs for patient care
#23. A rare, usually noncancerous (benign) tumor that develops in an adrenal medulla
#24. The following factors contributes to cast formation except
#25. Renal failure casts formed from the advanced stage of hyaline, granular or cellular casts
#26. Which test is used to assess the extrinsic pathway of coagulation?
#27. Vitamin K dependent plasma glycoprotein synthesized in the liver that serves as a cofactor for Protein C
#28. Which disease might be indicated by antibodies to smooth muscle?
#29. The following tests are done on a semen sample to evaluate male infertility except
#30. Hypotension, nausea, flushing, fever and chills are symptoms of which of the following transfusion reactions
#31. Elevated conjugated bilirubin in both serum and urine, decreased urine urobilinogen and decreased fecal urobilin is characteristic of
#32. Which of the following methodologies is not used in allergy testing?
#33. Which apheresis platelets product should be irradiated?
#34. Cystinuria causes an accumulation of the following amino acids in the urine except
#35. Which of the following statements concerning pyuria is false?
#36. The purpose of adding antiglobulin reagent in a direct antiglobulin test is
#37. What antibodies are represented by the nucleolar pattern in the immunofluorescence test for antinuclear antibodies?
#38. The following are aminoglycosides except
#39. These crystals have a coffin-lid appearance and are found in alkaline urine
#40. Which complement protein is present in the greatest concentration in human serum?
#41. Which of the following is not a gram negative cocci?
#42. Up to 75% of patients who have had this infection will develop cold agglutinins disease
#43. Term used to describe the agreement of results with the true value for substance in a given specimen
#44. Which blood flagellate causes visceral Leishmaniasis or Kala Azar?
#45. A cold agglutinin titer end point is 1:16 after incubating overnight in the refrigerator and remains 1:16 after warming. The best course of action is to
#46. Satellitism growth with Staphylococcus aureus is a property of which organism
#47. The following are reasons for CSF analysis except
#48. Which of the following is a Patient Preparation Factor?
#49. Gram negative microaerophillic bacteria associated with gastric and duodenal ulcers
#50. Which of the following does not show a so-called Maltese cross formation when viewed with polarized light?
#51. An important part of the nonspecific immune response is(are)
#52. Which organism causes an increase in cold agglutinin titer?
#53. Which of the following is true when trying to differentiate a true intracranial hemorrhage from a traumatic tap?
#54. The working unit of the kidney is the
#55. Which of the following is associated with pulmonary edema with hypertension caused by volume overload?
#56. Enzyme used to differentiate liver from bone disease in patients with elevated alkaline phosphatase levels
#57. The following serologic tests are used in the diagnosis of celiac disease except
#58. Most commonly used to replace fibrinogen loss due to DIC, or for dysfibrigonemia with active bleeding.
#59. Which parameters are used in the calculation of base excess or deficit?
#60. Type of epithelial cells found in the urine that absorbs water and swell to 3 times its normal size
#61. Granulocyte that functions in phagocytosis, parasitic action, and allergy reactions
#62. Test that measures the patient’s average glucose level over 90 days
#63. Which of the following fungi causes meningitis and septicemia in immunocompromised hosts?
#64. If a cell is positive for the antigens D, C, E, c and e, what is the most probable Rh phenotype
#65. Equipment, utensils, or substances that may harbor or transmit pathogenic organisms from individuals who may have a communicable disease
#66. Which of the following cells produce antibodies?
#67. A 4 year old male has a prolonged APTT of 53 seconds. Mixing with normal plasma at a ratio of 1 to 1 yields an APTT of 50 seconds. Which of the following is most likely?
#68. Largest ciliated protozoan to infect man. They can be transmitted through the fecal-oral route by contaminated food and water
#69. Which of the following can cause an impairment in neutrophil function
#70. What is the major metabolite of nicotine?
#71. Federal law that protects the security and confidentiality of healthcare information
#72. Turbid sample due to increased triglyceride levels
#73. Clay colored stool is an indication of
#74. What is the most common form of childhood leukemia?
#75. Specimen used in therapeutic drug monitoring that is drawn shortly before the next dose
#76. Term used to describe the pink, orange or yellowish CSF supernatant usually due to hemoglobin
#77. Inherited disorder in which the body is unable to process certain protein building blocks (amino acids) properly leaving a distinctive sweet odor of affected infants’ urine.
#78. Congenital aplastic anemia is called
#79. Irradiation of a unit of RBCs is done to prevent the replication of donor
#80. The following are elevated in biliary obstruction except
#81. Which class of immunoglobulin binds to basophils and mast cells to mediate immediate hypersensitivity reactions?
#82. What is the causative agent of Hansen’s disease or leprosy?
#83. The following are granulocytes except
#84. Which of the following statements about immunoglobulins is true?
#85. Which urine finding is known as the best single indicator of renal abnormality
#86. Unipotent stem cell which differentiates into the effectors of the granulocyte series
#87. Which is a low frequency antigen?
#88. Photo – optical method of clot detection is affected by the following except
#89. Tumor marker in medullary thyroid carcinoma
#90. An acquired disorder characterized by premature erythrocyte destruction owing to abnormalities in the individual’s own immune system
#91. A unit of packed cells is split into 2 aliquots under closed sterile conditions at 8am. The expiration time for each aliquot is
#92. Which test is used in the diagnosis of cystic fibrosis?
#93. This substance found in the urine of patients with rhabdomyolysis can cause a positive result on reagent strip for blood
#94. Which of the following is not an example of a precipitation type of antigen-antibody reaction?
#95. Which of the following microscopic techniques is most helpful in the detection of hyaline casts?
#96. How many standard deviations encompasses 95% confidence?
#97. An assay’s ability to detect small concentration of a substance is called
#98. Which of the following groups of Streptococci is able to grow in the presence of bile salts (Bile Esculin Test)?
#99. Which of the following statements is true?
#100. The following are virulence factors found in Staphylococcus aureus except
Results
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